X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fadt%2Fpdeq.c;h=cc168460e4558ebc179b7f1ab32a5d7860f0ac4f;hb=d7b29b5991a61f4e5967157e573bed898204ec03;hp=2ae50822bd6cc0dc8d28a6b3e2151be19fcb9d3a;hpb=0bbe7c5217326ae803be13bf42ff1c92a541e4a2;p=libfirm

diff --git a/ir/adt/pdeq.c b/ir/adt/pdeq.c
index 2ae50822b..cc168460e 100644
--- a/ir/adt/pdeq.c
+++ b/ir/adt/pdeq.c
@@ -73,9 +73,8 @@ struct pdeq {
 
 /**
  * cache of unused, pdeq blocks to speed up new_pdeq and del_pdeq.
- * +1 for compilers that can't grok empty arrays
  */
-static pdeq *pdeq_block_cache[TUNE_NSAVED_PDEQS+1];
+static pdeq *pdeq_block_cache[TUNE_NSAVED_PDEQS];
 
 /**
  * Number of pdeqs in pdeq_store.
@@ -107,7 +106,7 @@ static inline void free_pdeq_block (pdeq *p)
 static inline pdeq *alloc_pdeq_block (void)
 {
 	pdeq *p;
-	if (TUNE_NSAVED_PDEQS && pdeqs_cached) {
+	if (pdeqs_cached > 0) {
 		p = pdeq_block_cache[--pdeqs_cached];
 	} else {
 		p = (pdeq*) xmalloc(PREF_MALLOC_SIZE);
@@ -157,7 +156,6 @@ void del_pdeq(pdeq *dq)
 		qq = q->r;
 		free_pdeq_block(q);
 	} while ((q = qq));
-
 }
 
 /* Checks if a list is empty. */